From: Filip Kobierski <fkobi@pm.me>

patching just GCC and Clang as we only support that

Bug: https://bugs.gentoo.org/922605
---
 cmake/compilers/Clang.cmake | 4 ----
 cmake/compilers/GNU.cmake   | 3 ---
 2 files changed, 7 deletions(-)

diff --git a/cmake/compilers/Clang.cmake b/cmake/compilers/Clang.cmake
index a0297faa..a5c32d0e 100644
--- a/cmake/compilers/Clang.cmake
+++ b/cmake/compilers/Clang.cmake
@@ -72,10 +72,6 @@ endif()
 
 set(TBB_COMMON_LINK_LIBS ${CMAKE_DL_LIBS})
 
-if (NOT CMAKE_CXX_FLAGS MATCHES "_FORTIFY_SOURCE")
-  set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} $<$<NOT:$<CONFIG:Debug>>:-D_FORTIFY_SOURCE=2>)
-endif ()
-
 if (MINGW)
     list(APPEND TBB_COMMON_COMPILE_FLAGS -U__STRICT_ANSI__)
 endif()
diff --git a/cmake/compilers/GNU.cmake b/cmake/compilers/GNU.cmake
index da6b408a..857d0888 100644
--- a/cmake/compilers/GNU.cmake
+++ b/cmake/compilers/GNU.cmake
@@ -109,9 +109,6 @@ set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} -Wformat -Wformat-secur
 if (NOT APPLE AND NOT MINGW)
     set(TBB_LIB_LINK_FLAGS ${TBB_LIB_LINK_FLAGS} -Wl,-z,relro,-z,now,-z,noexecstack)
 endif()
-if (NOT CMAKE_CXX_FLAGS MATCHES "_FORTIFY_SOURCE")
-  set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} $<$<NOT:$<CONFIG:Debug>>:-D_FORTIFY_SOURCE=2> )
-endif ()
 
 if (TBB_FILE_TRIM AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 8)
     set(TBB_COMMON_COMPILE_FLAGS ${TBB_COMMON_COMPILE_FLAGS} -ffile-prefix-map=${NATIVE_TBB_PROJECT_ROOT_DIR}/= -ffile-prefix-map=${NATIVE_TBB_RELATIVE_BIN_PATH}/=)
-- 
2.45.2